1. A credit card, also called a credit card, is a credit certificate issued by a commercial bank or credit card company to consumers with qualified credit. It takes the form of a card with the name of the issuing bank, validity period, number, cardholder name and other contents printed on the front, and a magnetic stripe and signature strip on the back. Consumers holding credit cards can shop or consume at specially appointed commercial service departments, and then the bank will make settlements with merchants and cardholders. Cardholders can overdraft within the prescribed limit.

2. Credit cards stipulated in the relevant laws of our country ("Interpretation of the Standing Committee of the National People's Congress on the Provisions on Credit Cards in the Criminal Law of the People's Republic of China and the People's Republic of China") refer to credit cards issued by commercial banks or other financial institutions. An electronic payment card issued by an institution with all or part of the functions of consumer payment, credit loan, transfer settlement, cash deposit and withdrawal, etc. On December 1, 2017, the "English Translation and Writing Standards in the Public Service Field" was officially implemented, stipulating that the standard English name of credit cards is CreditCard.

3. Credit card consumption is a non-cash transaction payment method. There is no need to pay cash when consumption, and repayment will be made on the billing date (BillingDate).

4. Credit cards are divided into credit cards and quasi-credit cards. Credit cards refer to credit cards where the cardholder has a certain credit limit and can consume within the credit limit and then repay; quasi-credit cards A debit card refers to a quasi-credit card in which the cardholder deposits a certain amount of reserve as required. When the reserve account balance is insufficient to pay, the card can be overdrawn within the specified credit limit. The so-called credit card generally refers to a credit card only.

5. Starting from January 1, 2021, the credit card overdraft interest rate will be determined by the card issuer and the cardholder through independent negotiation, and the upper and lower limit management of the credit card overdraft interest rate will be cancelled. (The original upper limit was 0.5% of the daily interest rate, The lower limit is 0.7 times the daily interest rate of 0.5%).